Draft-rigging attachment.



PATENTED FEB. 24, 1903.

/H.T.KRAKAU. DRAFT RIGGING ATTACHMENT.

l I l I If! APPLICATION FILED JUNE 13, 1902.

E0 MODEL.

N WITNESSES v I 7 1'1; 1 11-5 N0. 721,570. I PATENTED FEB. 24, 1903.

H. T. KRAKAU.

DRAFT RIGGING ATTACHMENT.

APPLICATION FILED JUNE 13, 1902. 0 MODEL, v 4 SHEETSAaHBETQ.

wnuessss mvemon- I l a -4 .No .721,570. I P'ATENTED PEB.24,1903.

T. KRAKAU. DRAFT RIGGING ATTACHMENT.

APPLICATION FILED JUNE 13, 1902.

110 MODEL. 4 SHEETS-SHEET 3 ESSES m: nonms PETERS 09.. FMOTQLITH OJWASHINGT DN. Dill.

PATENIED FEB 24, 1903.

H.'T.KBAKAU. DRAFT RIGGING ATTACHMENT.-

APPLIOATION I'ILED JUNE 13, 1902.

4 SHEETS-SHEET 4.

N0 MODEL.

INVENTOR WITNESSES UNITED STATES PATENT OFFICE.

HARRY T. KRAKAU, OF CLEVELAND, OHIO, ASSIGNOR TO THE NATIONAL MALLEABLE OASTINGS COMPANY, OF CLEVELAND, OHIO, A CORPORA- TION'OF OHIO. I

DRAFT-RIGGING ATTACHMENT.

SPECIFICATION forming part of Letters Patent No. 721,570, dated February 24:, 1903.

Application filed June 13, 1902. Serial No. 111,4:89. (No model.)

To all whom it may concern: lower section 9, below which it is provided Be it known that I, HARRY T. KRAKAU, of with nuts. At the other end the sections 9 Cleveland, Cuyahoga county, Ohio, have inand 9 may be held by through-bolts 11, which vented a new and useful Draft-Rigging Atalso pass through the draft-irons. The car- 5 tachment, of which the following is a full, rier 9 has at top and bottom pockets 12,adaptclear, and exact description, reference being ed to receive the segment-bars 5 5. At its bad to the accompanying drawings, forming rearis an extension 13, preferably made of a part of this specification, in which separate piece of channel-iron of U form Figure l is a plan view, partly in'horizontal hearing at its rear end in a socket 14, which 10 section, of part of the framework of a car is secured to the center sills .2 and forms a provided with my improvement. Fig. 2 is a central bearing onwhich the draft-rigging vertical longitudinal section on the line II II structure can turn. This socket 14. is prefof Fig. 1. Fig. 3 is a side elevation of Fig. 'erably open at the forward end and is built 1. Fig. 4c is an end elevation thereof, and up of sections, as shown in Fig. 1,in order to 15 Fig. 5 is a vertical cross-section on the line impart to it the-necessary strength.

V V of "Fig. 1. 1 The draft-rigging is supported at its for- A primary purpose of myiuvention is t vward end by a carry-iron l5, suspended in provide means foradapting draft-riggings to .placeby hangers 16, which pass as loops from use on metal cars, especially draft-riggings ofthe front of the end sill under the carry-iron 20 the sort that have a radial motion on an axis and are riveted to the under side of the cennear or coincident with the axis of the boltersills. ster. Thedifficulty of repair which attends In operation the draft-rigging frame, commost steel-car constructions is a problem met .prising the draft-irons'and the carrier 9 and in my improved device, which enables the carrying the draw-bar and the resistance at- 2 5 draft-rigging to be readily detached for retachments1l. 2., the contained springs, folpair or replacement; v lowers, or friction attachmentsis adapted to 'In the drawings, 2 2 are center sills, 3 is swing horizontally on the center 14 and on the bolster, and 4 is the end sill. From the the segment-bars 5. The strain of buffing is bolster the center sills preferably diverge taken up not only by the segment-bars, but

30 somewhat to the end sill, to which they are by the socket, and the socket serves also to riveted. 5 5are supports on which the draft guide the draft-rigging in its swinging morigging carrier is radially movable. These tion and .to prevent it from binding on the supports are preferably segmental bars segment-bars, and the bearing in the socket curved on an arcconcentric with the pivotal 14: being on the center line of draft affords 35 center of the car-bolster and secured to the. the best conditions for receiving the strain. center sills 2 preferably by being fitted in If it is desired to take outthe draft-rigging sockets 6, which maybe made by cutting the for repair or replacement, it is only neoessills and reinforcing the cut portions by bent sary to unbolt and remove the lower segmentangle-pieces 6. The upper and lower segbar 5 and detach the carry-iron by removing o ment-bars are secured to the sills preferably the bolts 17, by which it is held in the hangthrough bolts 7 7. The draft-rigging strucers. The entire draft-rigging can then be reture is a frame composed of draft-irons 8 8, moved. I which may be made of channel-beams se- My improved device is adapted to receive cured to a carrier 9, consisting of a casting draft-riggings of anysuitable internal con- 45 made of longitudinally-divided sections 9 and struction. It may be modified in many ways 9, Fig. 5, secured together, at one end prefin its form and construction.

erably by a U-shaped bolt 10,. which fits I.claimaround the sections and passes through the 1. Aradially-movabledraft-rigging,in combination with an intermediate support on which it is mounted, said draft-rigging having an extension hack of said support provided with a bearing at the center of the radial motion; substantially as described.

2. A radially-movable draft-rigging in 00 mbination with an intermediate support on which it is mounted, said draft-rigging having an extension back of said support in line with the draft-rigging and provided with a hearing at the center of the radial motion; substantially as described.

3. A radially-movable draft-rigging,in combination with an intermediate support on which it is mounted, said draft-rigging having an extension back of said support provided with a bearing in an open socket at the center of the radial motion; substantially as described.

4:. A radiallymovable draft-rigging,in combination with an intermediate segment on which it is mounted, said draft-rigging having an extension back of said segment provided with a bearing at the center of the radial motion; substantially as described.

5. A draft-rigginghavingasectionaldraftrigging carrier, and a U-shaped extension at the rear of the carrier adapted to have a pivotal bearing on the car; substantially as described.

6. A draftrigging having a sectional draftrigging carrier, a cross-bar on which said carrier is supported, and a rear extension for said carrier bearing against the car; substantially as described.

7. In a draft-rigging, a radially-movable frame adapted to carry the draw-bar and the resistance attachments, in combination with means for supporting it,'and diverging center sills between which the frame is set; substantially as described.

8. A radially-movable draft-rigging,in combination with diverging center sills between which the draft-rigging is set, and a segmentbar secured to the center sills; substantially as described.

9. In combination with a draft-rigging, a carry-iron, and looped hangers extending under the carry-iron and secured to the center sills; substantially as described.

10. A radially-movable draft-rigging, in combination with an open socket at the center of the radial motion in which said draftrigging has a bearing; substantially as described.

11. A radially-movable draft-rigging in combination with an open socket at the center of the radial motion in which said draftrigging has a bearing, said socket being fixed to the car; substantially as described.

In testimony whereof I have hereunto set my hand.

HARRY T. KRAKAU. Witnesses:

THOMAS W. BAKEWELL, H. M. CORWIN. 

